1 //===----------------------------------------------------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 // <iterator>
11 
12 // istreambuf_iterator
13 
14 // charT operator*() const
15 
16 #include <iterator>
17 #include <sstream>
18 #include <cassert>
19 
main()20 int main()
21 {
22     {
23         std::istringstream inf("abc");
24         std::istreambuf_iterator<char> i(inf);
25         assert(*i == 'a');
26         ++i;
27         assert(*i == 'b');
28         ++i;
29         assert(*i == 'c');
30     }
31     {
32         std::wistringstream inf(L"abc");
33         std::istreambuf_iterator<wchar_t> i(inf);
34         assert(*i == L'a');
35         ++i;
36         assert(*i == L'b');
37         ++i;
38         assert(*i == L'c');
39     }
40 }
41